The research of heterogeneous database middleware model

In this paper, we present a database middleware with Agent characteristics. The middleware inherited the Agent's self-studying nature, cooperating characteristics and so on. Data query and data sharing among heterogeneous database could be achieved by the database middleware cooperation, the heterogeneous data source could be dynamically expanded and "plug and play". The middleware has been applied in the "Court Related Case Search System", and the result demonstrated it worked well.